Sony Xperia Z2a is packed with 16GB internal storage which can expandable up to 128GB via microSD card. Sony used 3000mAh Li-Ion battery to power-up the phone. It has Wi-Fi, Bluetooth, NFC, microUSB connectivity. This water and dust resistant phone has IP55 / IP58 certification. This phone is the international variant of the Sony Xperia ZL2.